Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 30, 2026, 7:15 PM EDT

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Showing 169–179 of 179 matching trials from the live ClinicalTrials.gov search.
Conditions
Kawasaki Disease, Coronary Aneurysm
Interventions
Doxycycline, Placebo
Drug
Lead sponsor
Hawaii Pacific Health
Other
Eligibility
1 Month to 21 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2026
U.S. locations
1
States / cities
Honolulu, Hawaii
Completed Phase 2 Interventional Results available

Treatment of Moderate to Severe Facial Acne Vulgaris

NCT00612573
Conditions
Acne Vulgaris
Interventions
Doxycycline 0.6 mg/kg/day, Doxycycline 1.2 mg/kg/day, Doxycycline 2.4 mg/kg/day, Placebo
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
12 Years to 45 Years
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
23
States / cities
Encino, California • Fremont, California • Los Angeles, California + 20 more
Conditions
Aortic Aneurysm
Interventions
Doxycycline
Drug
Lead sponsor
The Foundation for Barnes-Jewish Hospital
Other
Eligibility
50 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
St Louis, Missouri
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Velocity 2: An Anthrax Vaccine and Antibiotics Clinical Study

NCT04067011
Conditions
Anthrax
Interventions
Ciprofloxacin 500Mg Tablet, Doxycycline 100Mg Tablet, AV7909
Drug · Biological
Lead sponsor
Emergent BioSolutions
Industry
Eligibility
18 Years to 45 Years
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
4
States / cities
DeLand, Florida • Kansas City, Missouri • Omaha, Nebraska + 1 more
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

Investigation of Laser Assisted Drug Delivery of NanoDOX®

NCT05411484
Conditions
Wounds and Injury
Interventions
NanoDOX® Hydrogel, CO2 Ablative Fractional Laser
Drug · Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Epistaxis
Interventions
Doxycycline, Placebo
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Hives
Interventions
2% Doxycycline Cream in Generic Aquaphor or Generic Aquaphor
Drug
Lead sponsor
State University of New York - Downstate Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Brooklyn, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Scheduled Prophylactic Antiemetics for Reduction of Emesis With Doxycycline (SPARED) Trial

NCT02456662
Conditions
Drug-induced Nausea and Vomiting
Interventions
Ondansetron, Placebo
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
319 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Rochester, New York
Conditions
Covid19
Interventions
Ivermectin Tablets, Doxycycline Tablets, Placebo
Drug
Lead sponsor
Max Health, Subsero Health
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Sarasota, Florida
Enrolling by invitation Phase 1 Interventional Accepts healthy volunteers

Characterization of Doxycycline Pharmacokinetics and Adherence

NCT07755618
Conditions
Sexually Transmitted Infection
Interventions
Single-Dose PK Phase - DR Group, Single-Dose PK Phase - IR Group, Multi-Dose PK Phase - Daily Group, Multi-Dose PK Phase - Intermittent Group
Drug
Lead sponsor
HIV Prevention Trials Network
Network
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Sexually Transmitted Diseases, Bacterial
Interventions
Doxycycline Pill
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
San Francisco, California